fixes #4222 Add capability to compute resource API to retrieve cluster,network,storage info on oVirt

fixes #3912 - add inheritance for locations / organizations

fixes #4188 - api/v2/status incorrectly shows api_version: 1

fixes #3960 - wrap APIv2 errors in an "error" node

fixes #3760 - API v2 define metadata @total for each controller

fixes #4023 - API v2 - compute resources partials should should attribute alias names and not database column names

fixes #3998 - API v2 error on /api/compute_resources, missing gce.json.rabl

fixes #3178 - add feature for compute profiles for hostgroups and hosts

fixes #3928 - API v2 - update os_default_templates for operating system

Fixes #3720 - Add description field to operatingsystem